Future data network (FDN) is a decentralized storage network based on the IPFS protocol. It turns cloud storage into a data real estate. It is a storage service platform specially designed for books, archives, and important documents. An ecological platform based on POC/POST token release. Miners in the Future data network blockchain can obtain FDN by providing storage services to customers, and customers can obtain miners' storage or distribution data resources by spending FDN. FDN runs on the proof mechanism of POC+POST. It is an ecological network specially built for the data age so that data will never be lost.